I wonder how a more competent form of Siri/Alexa/Home might change these market economics. If we ever come to rely on digital assistants for much more than the weather and turning on our lights, the problem of remembering goes away.
"Hey Siri, book me a flight to Vancouver for next January when prices are below $400"
"Hey Siri, book me a flight to Vancouver for next January when prices are below $400"
"Hey Siri, show me my travel itinerary"